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Consider an infinite geometric series wi...

Consider an infinite geometric series with first term `a` and common ratio `rdot` If its sum is 4 and the second term is 3/4, then `a=4/7, r=3/7` b. `a=2, r=3/8` c. `a=3/2, r=1/2` d. `a=3, r=1/4`

A

a=4/7,r=3/7

B

a=2,r=3/8

C

a=3/2, r=1/2

D

a=3, r=1/4

Text Solution

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D
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